import javax.servlet.*;
import java.io.IOException;

public class Filter01 implements Filter {
    public void destroy() {
        System.out.println("filter01......destroy.........");
    }

    public void doFilter(ServletRequest req, ServletResponse resp, FilterChain chain) throws ServletException, IOException {
        System.out.println("filter01......doFilter.......");
    }

    public void init(FilterConfig config) throws ServletException {
        System.out.println("filter01......init.........");
    }

}
